The Midwest Industries Micro Gas Block is a low-profile gas block for AR-15 platforms, built to fit .750 inch diameter barrels. Its compact profile allows installation beneath most commercially available handguards while maintaining reliable gas system operation. Constructed from steel with a black finish, it is suited to builds where minimal external profile and durability are priorities. The Micro is intended for shooters assembling compact, clean-lined AR-15 rifles and components.
Key Specifications
- Designed for AR-15 platforms with a barrel inside diameter of .750 inch.
- Constructed from 4140 steel for durability in service.
- Finished in Black to provide a low-visibility appearance.
- Features a micro/low-profile design to fit under handguards.
- Designed to fit under most commercially available handguards.
- Function is as a gas block for AR-15 gas systems.
- Overall listed dimensions: 1.55 X 4.35 X 5.45.
- Marketed model name is Micro.
The Midwest Industries Micro Gas Block provides a compact, reliable interface for AR-15 gas systems where a low-profile solution is required. Its steel construction and black finish deliver durability and a discreet appearance for builders focused on dependable performance and clean aesthetics.





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